Overview
overview
10Static
static
3Oficio 192...ca.exe
windows7-x64
10Oficio 192...ca.exe
windows10-2004-x64
10Oficio 192...ib.dll
windows7-x64
3Oficio 192...ib.dll
windows10-2004-x64
3Oficio 192...Db.dll
windows7-x64
3Oficio 192...Db.dll
windows10-2004-x64
3Oficio 192...el.dll
windows7-x64
3Oficio 192...el.dll
windows10-2004-x64
3Oficio 192...ib.dll
windows7-x64
3Oficio 192...ib.dll
windows10-2004-x64
3Oficio 192...ls.dll
windows7-x64
3Oficio 192...ls.dll
windows10-2004-x64
3Oficio 192...ls.dll
windows7-x64
3Oficio 192...ls.dll
windows10-2004-x64
3Oficio 192...49.dll
windows7-x64
3Oficio 192...49.dll
windows10-2004-x64
3Oficio 192...71.dll
windows7-x64
3Oficio 192...71.dll
windows10-2004-x64
3Oficio 192...71.dll
windows7-x64
3Oficio 192...71.dll
windows10-2004-x64
3Oficio 192...t6.dll
windows7-x64
3Oficio 192...t6.dll
windows10-2004-x64
3Analysis
-
max time kernel
149s -
max time network
152s -
platform
windows10-2004_x64 -
resource
win10v2004-20241007-en -
resource tags
arch:x64arch:x86image:win10v2004-20241007-enlocale:en-usos:windows10-2004-x64system -
submitted
17-11-2024 13:20
Static task
static1
Behavioral task
behavioral1
Sample
Oficio 192 Notificación Electrónica CENDO RAMA JUDICIAL RAD 1531651351651 1321351 00 354165/00012NotificacionElectronica.exe
Resource
win7-20240903-en
Behavioral task
behavioral2
Sample
Oficio 192 Notificación Electrónica CENDO RAMA JUDICIAL RAD 1531651351651 1321351 00 354165/00012NotificacionElectronica.exe
Resource
win10v2004-20241007-en
Behavioral task
behavioral3
Sample
Oficio 192 Notificación Electrónica CENDO RAMA JUDICIAL RAD 1531651351651 1321351 00 354165/MCoreLib.dll
Resource
win7-20240903-en
Behavioral task
behavioral4
Sample
Oficio 192 Notificación Electrónica CENDO RAMA JUDICIAL RAD 1531651351651 1321351 00 354165/MCoreLib.dll
Resource
win10v2004-20241007-en
Behavioral task
behavioral5
Sample
Oficio 192 Notificación Electrónica CENDO RAMA JUDICIAL RAD 1531651351651 1321351 00 354165/MDb.dll
Resource
win7-20240903-en
Behavioral task
behavioral6
Sample
Oficio 192 Notificación Electrónica CENDO RAMA JUDICIAL RAD 1531651351651 1321351 00 354165/MDb.dll
Resource
win10v2004-20241007-en
Behavioral task
behavioral7
Sample
Oficio 192 Notificación Electrónica CENDO RAMA JUDICIAL RAD 1531651351651 1321351 00 354165/MKernel.dll
Resource
win7-20241010-en
Behavioral task
behavioral8
Sample
Oficio 192 Notificación Electrónica CENDO RAMA JUDICIAL RAD 1531651351651 1321351 00 354165/MKernel.dll
Resource
win10v2004-20241007-en
Behavioral task
behavioral9
Sample
Oficio 192 Notificación Electrónica CENDO RAMA JUDICIAL RAD 1531651351651 1321351 00 354165/MUICoreLib.dll
Resource
win7-20240903-en
Behavioral task
behavioral10
Sample
Oficio 192 Notificación Electrónica CENDO RAMA JUDICIAL RAD 1531651351651 1321351 00 354165/MUICoreLib.dll
Resource
win10v2004-20241007-en
Behavioral task
behavioral11
Sample
Oficio 192 Notificación Electrónica CENDO RAMA JUDICIAL RAD 1531651351651 1321351 00 354165/MUIUtils.dll
Resource
win7-20240903-en
Behavioral task
behavioral12
Sample
Oficio 192 Notificación Electrónica CENDO RAMA JUDICIAL RAD 1531651351651 1321351 00 354165/MUIUtils.dll
Resource
win10v2004-20241007-en
Behavioral task
behavioral13
Sample
Oficio 192 Notificación Electrónica CENDO RAMA JUDICIAL RAD 1531651351651 1321351 00 354165/MUtils.dll
Resource
win7-20240903-en
Behavioral task
behavioral14
Sample
Oficio 192 Notificación Electrónica CENDO RAMA JUDICIAL RAD 1531651351651 1321351 00 354165/MUtils.dll
Resource
win10v2004-20241007-en
Behavioral task
behavioral15
Sample
Oficio 192 Notificación Electrónica CENDO RAMA JUDICIAL RAD 1531651351651 1321351 00 354165/coolcore49.dll
Resource
win7-20240729-en
Behavioral task
behavioral16
Sample
Oficio 192 Notificación Electrónica CENDO RAMA JUDICIAL RAD 1531651351651 1321351 00 354165/coolcore49.dll
Resource
win10v2004-20241007-en
Behavioral task
behavioral17
Sample
Oficio 192 Notificación Electrónica CENDO RAMA JUDICIAL RAD 1531651351651 1321351 00 354165/msvcp71.dll
Resource
win7-20240903-en
Behavioral task
behavioral18
Sample
Oficio 192 Notificación Electrónica CENDO RAMA JUDICIAL RAD 1531651351651 1321351 00 354165/msvcp71.dll
Resource
win10v2004-20241007-en
Behavioral task
behavioral19
Sample
Oficio 192 Notificación Electrónica CENDO RAMA JUDICIAL RAD 1531651351651 1321351 00 354165/msvcr71.dll
Resource
win7-20241010-en
Behavioral task
behavioral20
Sample
Oficio 192 Notificación Electrónica CENDO RAMA JUDICIAL RAD 1531651351651 1321351 00 354165/msvcr71.dll
Resource
win10v2004-20241007-en
Behavioral task
behavioral21
Sample
Oficio 192 Notificación Electrónica CENDO RAMA JUDICIAL RAD 1531651351651 1321351 00 354165/xprt6.dll
Resource
win7-20241023-en
Behavioral task
behavioral22
Sample
Oficio 192 Notificación Electrónica CENDO RAMA JUDICIAL RAD 1531651351651 1321351 00 354165/xprt6.dll
Resource
win10v2004-20241007-en
General
-
Target
Oficio 192 Notificación Electrónica CENDO RAMA JUDICIAL RAD 1531651351651 1321351 00 354165/MKernel.dll
-
Size
219KB
-
MD5
98a71909605b7d088f82d66abc64d4c2
-
SHA1
1e250127851a331dd914215348ef51fff78442c9
-
SHA256
46410947d60a8b92869aa2cf27b57a94c710047f168ac3bc23879a8461f8686a
-
SHA512
efa8e407e3fbfb81da07b584b8bbd2a440074388ae3ff6175abc88614b42b53ca70206e7ada00273457fafac58d7729f1c945a9e79ce793bc48229035194b267
-
SSDEEP
6144:93Eu/Gz1z6cd2eEflWORcigoKBB9QgQa2l:J+Jz6cd2BlxKB0
Malware Config
Signatures
-
Program crash 1 IoCs
Processes:
WerFault.exepid pid_target Process procid_target 4988 4232 WerFault.exe 85 -
System Location Discovery: System Language Discovery 1 TTPs 1 IoCs
Attempt gather information about the system language of a victim in order to infer the geographical location of that host.
Processes:
rundll32.exedescription ioc Process Key opened \REGISTRY\MACHINE\SYSTEM\ControlSet001\Control\NLS\Language rundll32.exe -
Suspicious use of WriteProcessMemory 3 IoCs
Processes:
rundll32.exedescription pid Process procid_target PID 3768 wrote to memory of 4232 3768 rundll32.exe 85 PID 3768 wrote to memory of 4232 3768 rundll32.exe 85 PID 3768 wrote to memory of 4232 3768 rundll32.exe 85
Processes
-
C:\Windows\system32\rundll32.exerundll32.exe "C:\Users\Admin\AppData\Local\Temp\Oficio 192 Notificación Electrónica CENDO RAMA JUDICIAL RAD 1531651351651 1321351 00 354165\MKernel.dll",#11⤵
- Suspicious use of WriteProcessMemory
PID:3768 -
C:\Windows\SysWOW64\rundll32.exerundll32.exe "C:\Users\Admin\AppData\Local\Temp\Oficio 192 Notificación Electrónica CENDO RAMA JUDICIAL RAD 1531651351651 1321351 00 354165\MKernel.dll",#12⤵
- System Location Discovery: System Language Discovery
PID:4232 -
C:\Windows\SysWOW64\WerFault.exeC:\Windows\SysWOW64\WerFault.exe -u -p 4232 -s 6123⤵
- Program crash
PID:4988
-
-
-
C:\Windows\SysWOW64\WerFault.exeC:\Windows\SysWOW64\WerFault.exe -pss -s 432 -p 4232 -ip 42321⤵PID:1852